<template>
	<view>
		<view class="footer_box" :class="{ footer_bg: bg }">
			<view v-for="(item, index) of navigationList" :key="index" class="footer_item">
				<view v-if="item.raised" class="footer_raised_item" @click="onRaised">
					<image class="footer_raised_item_image" :src="'/' + item.iconPath" mode="aspectFit"></image>
				</view>
				<view v-else class="footer_nav_item" @click="onPageJump(item.pagePath)">
					<image v-if="item.pagePath == path" class="footer_nav_item_image" :src="'/' + item.selectedIconPath" mode="aspectFit"></image>
					<image v-else class="footer_nav_item_image" :src="'/' + item.iconPath" mode="aspectFit"></image>
					<text class="footer_nav_item_text" :class="[item.pagePath == path ? 'footer_item_text_active' : '']">{{ item.text }}</text>
				</view>
			</view>
		</view>
		<view v-if="bg" class="footer_station"></view>
		<z-popup v-model="popupShow" type="center">
			<view class="popup_content">
				<view>凸起导航解决方案，请看components/module/navigation.vue</view>
				<view>和pages/demo/common.vue</view>
			</view>
		</z-popup>
	</view>
</template>
<script>
export default {
	props: {
		bg: {
			type: Boolean,
			default: true
		}
	},
	data() {
		return {
			path: '',
			navigationList: [
				{
					pagePath: 'pages/template/addTemplate',
					iconPath: 'static/icon/tab/icon_home.png',
					selectedIconPath: 'static/icon/tab/icon_home_c.png',
					text: '新增功能'
				},
				{
					pagePath: 'pages/demo/common',
					iconPath: 'static/icon/tab/icon_wode.png',
					selectedIconPath: 'static/icon/tab/icon_wode_c.png',
					text: '组件示例'
				},
				{
					iconPath: 'static/icon/tab/icon_home_c.png',
					text: '凸起导航',
					raised: true
				},
				{
					pagePath: 'pages/sdkDemo/common',
					iconPath: 'static/icon/tab/icon_xiaoxi.png',
					selectedIconPath: 'static/icon/tab/icon_xiaoxi_c.png',
					text: 'SDK示例'
				},
				{
					pagePath: 'pages/template/common',
					iconPath: 'static/icon/tab/icon_xiaoxi.png',
					selectedIconPath: 'static/icon/tab/icon_xiaoxi_c.png',
					text: '模板页面'
				}
			],
			popupShow: false
		};
	},
	//第一次加载
	created() {
		//获取所有页面
		let currentPages = getCurrentPages();
		let page = currentPages[currentPages.length - 1];
		this.path = page.route;
	},
	//方法
	methods: {
		onPageJump(url) {
			if (this.path !== url) {
				uni.switchTab({
					url: '/' + url
				});
			}
		},
		onRaised(){
			this.popupShow = true;
		}
	}
};
</script>
<style lang="scss" scoped>
@import '@/style/mixin.scss';
.footer_station {
	height: 100rpx;
	box-sizing: content-box;
	padding-bottom: constant(safe-area-inset-bottom);  
	padding-bottom: env(safe-area-inset-bottom); 
}
.footer_box {
	height: 100rpx;
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	/* #ifndef APP-NVUE */
	display: flex;
	/* #endif */
	flex-direction: row;
	z-index: 502;
	box-sizing: content-box;
	padding-bottom: constant(safe-area-inset-bottom);  
	padding-bottom: env(safe-area-inset-bottom); 
}
.footer_bg {
	background-color: #FFF;
}
.footer_item {
	position: relative;
	flex: 1;
}
.footer_nav_item {
	/* #ifndef APP-NVUE */
	display: flex;
	/* #endif */
	flex-direction: column;
	align-items: center;
	justify-content: center;
	height: 100%;
}
.footer_nav_item:active {
	background-color: rgba($color: #fff, $alpha: 0.1);
}
.footer_nav_item_text {
	font-size: 24rpx;
	color: #999999;
	margin-top: 6rpx;
}
.footer_nav_item_text_active {
	color: #f9a633;
}
.footer_nav_item_image {
	width: 50rpx;
	height: 50rpx;
}
.footer_raised_item {
	position: absolute;
	top: -40rpx;
	left: 50%;
	transform: translateX(-50%);
	width: 120rpx;
	height: 120rpx;
	background-color: #FFF;
	border-radius: 50%;
	/* #ifndef APP-NVUE */
	display: flex;
	/* #endif */
	align-items: center;
	justify-content: center;
}
.footer_raised_item_image {
	width: 70rpx;
	height: 70rpx;
}
.popup_content {
	background-color: #FFF;
	padding: 30rpx;
}
</style>
